Home / 48,448.31-66,864.21-26,940.20

Finding the Fourth Proportional to 48,448.31, 66,864.21 and 26,940.20

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Solution

The fourth proportional to 48,448.31, 66,864.21 and 26,940.20 is: 37,180.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,448.31 : 66,864.21 = 26,940.20 : x
  2. Step 2: Convert to fraction form
    48,448.31/66,864.21 = 26,940.20/x
  3. Step 3: Cross multiply
    48,448.31x = 66,864.21 × 26,940.20
  4. Step 4: Simplify right side
    48,448.31x = 1,801,335,190.24
  5. Step 5: Solve for x
    x = 1,801,335,190.24/48,448.31
  6. Step 6: Final answer
    x = 37,180.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.